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Serving leading biopharmaceutical companies globally:

US Army
Colorcon
Deloitte
Covington
AstraZeneca
Express Scripts
Mallinckrodt
Cipla
Citi
Farmers Insurance

Generated: January 16, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,223,261

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Summary for Patent: 5,223,261
Title: Transdermal estradiol delivery system
Abstract:A pressure-sensitive adhesive sheet material for delivering estradiol to skin, the sheet material comprising a backing with a layer of a pressure-sensitive adhesive adjacent thereto, said pressure-sensitive adhesive layer comprising a pressure-sensitive adhesive polymer, two or more skin penetration-enhancing ingredients and estradiol. The sheet material is useful for systemic treatment of conditions associated with estradiol deficiency. Methods of using such adhesive sheet material are also described.
Inventor(s): Nelson; Gregory R. (St. Paul, MN), Zerbe; Horst-Georg (St. Paul, MN), Moore; Cheryl L. (St. Paul, MN), Wick; Steven M. (St. Paul, MN)
Assignee: Riker Laboratories, Inc. (St. Paul, MN)
Application Number:07/815,908
Patent Claim Types:
see list of patent claims
Use; Delivery;

Drugs Protected by US Patent 5,223,261

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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International Patents Family Members for US Patent 5,223,261

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 109357 ➤ Subscribe
Australia 2097892 ➤ Subscribe
Australia 3280989 ➤ Subscribe
Australia 630347 ➤ Subscribe
Australia 651234 ➤ Subscribe
Canada 1338819 ➤ Subscribe
Germany 68917292 ➤ Subscribe
European Patent Office 0402407 ➤ Subscribe 97C0005 Belgium ➤ Subscribe
Hong Kong 1006545 ➤ Subscribe
Japan 2931002 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Novartis
Farmers Insurance
Boehringer Ingelheim
Cantor Fitzgerald
QuintilesIMS
Mallinckrodt
Daiichi Sankyo
Fuji

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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